From e98428dd405cd3f394480aa9e8ed76030abc08dc Mon Sep 17 00:00:00 2001
From: Patryk Osmaczko <osmaczkopatryk@gmail.com>
Date: Tue, 18 Jan 2022 12:39:21 +0100
Subject: [PATCH] feat(@desktop/cpp): add conanfile, fruit, gtest

Closes: #4428
Closes: #4429
---
 .gitignore              |  1 +
 CMakeLists.txt          |  9 +++++++--
 README.md               | 19 +++++++++++++------
 conanfile.py            | 17 +++++++++++++++++
 test-cpp/CMakeLists.txt | 15 +++++++++++++++
 test-cpp/testDeps.cpp   | 35 +++++++++++++++++++++++++++++++++++
 6 files changed, 88 insertions(+), 8 deletions(-)
 create mode 100644 conanfile.py
 create mode 100644 test-cpp/CMakeLists.txt
 create mode 100644 test-cpp/testDeps.cpp

diff --git a/.gitignore b/.gitignore
index 51c0c72900..bed053999d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -49,6 +49,7 @@ install_manifest.txt
 compile_commands.json
 CTestTestfile.cmake
 _deps
+.cache/
 
 
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 12c8ad2773..091cde1e62 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,7 +22,7 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 if(NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE Debug)
-endif() 
+endif()
 
 message(STATUS "Started CMake for ${PROJECT_NAME} v${PROJECT_VERSION}...\n")
 
@@ -99,7 +99,7 @@ target_link_libraries(status-desktop
     keycard
     app_service
     app
-  ) 
+  )
 
 
 add_custom_target(rcc ALL DEPENDS resources.rcc)
@@ -133,3 +133,8 @@ add_custom_target(run-debug
   VERBATIM
   USES_TERMINAL
 )
+
+include(CTest)
+if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME AND BUILD_TESTING)
+    add_subdirectory(test-cpp)
+endif()
diff --git a/README.md b/README.md
index 0c08510571..a1423fec80 100644
--- a/README.md
+++ b/README.md
@@ -10,11 +10,18 @@ Dev Docs: [https://hackmd.io/@status-desktop/B1naRjxh_/https%3A%2F%2Fhackmd.io%2
 
 
 
-# CPP app
-
+# CPP App
+Buid&test&run:
 ```
 cd build
-cmake ..
-make
-./test-qtapp
-```
\ No newline at end of file
+conan install .. -s build_type=Release --build=missing
+conan build ..
+ctest -VV -C Release
+./status-desktop
+```
+
+Instead of `conan build ..` CMake may be used:
+```
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE=conan_toolchain.cmake
+cmake --build . --config Release
+```
diff --git a/conanfile.py b/conanfile.py
new file mode 100644
index 0000000000..0064326150
--- /dev/null
+++ b/conanfile.py
@@ -0,0 +1,17 @@
+from conans import ConanFile, CMake
+
+
+class StatusDesktop(ConanFile):
+    name = "status-desktop"
+    settings = "os", "compiler", "build_type", "arch"
+
+    requires = "fruit/3.6.0", "gtest/1.11.0"
+
+    # cmake_find_package and cmake_find_package_multi should be substituted with CMakeDeps
+    # as soon as Conan 2.0 is released and all conan-center packages are adapted
+    generators = "CMakeToolchain", "cmake_find_package", "cmake_find_package_multi"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
diff --git a/test-cpp/CMakeLists.txt b/test-cpp/CMakeLists.txt
new file mode 100644
index 0000000000..8ae9e6962c
--- /dev/null
+++ b/test-cpp/CMakeLists.txt
@@ -0,0 +1,15 @@
+
+cmake_minimum_required(VERSION 3.14)
+project(status-desktop-test VERSION 0.1.0 LANGUAGES CXX)
+
+macro(add_gtest TESTNAME SRC)
+    add_executable(${TESTNAME} ${SRC})
+    target_link_libraries(${TESTNAME} PRIVATE GTest::gtest GTest::gmock GTest::gtest_main)
+    add_test(${TESTNAME} ${TESTNAME})
+endmacro()
+
+find_package(GTest REQUIRED)
+find_package(fruit REQUIRED)
+
+add_gtest(TestDeps testDeps.cpp)
+target_link_libraries(TestDeps PRIVATE fruit::fruit)
diff --git a/test-cpp/testDeps.cpp b/test-cpp/testDeps.cpp
new file mode 100644
index 0000000000..650d4d9aed
--- /dev/null
+++ b/test-cpp/testDeps.cpp
@@ -0,0 +1,35 @@
+#include <fruit/fruit.h>
+#include <gtest/gtest.h>
+
+namespace
+{
+class Greeter
+{
+public:
+	virtual std::string greet() = 0;
+};
+
+fruit::Component<Greeter> getGreeterComponent();
+
+class GreeterImpl : public Greeter
+{
+public:
+	INJECT(GreeterImpl()) = default;
+
+	std::string greet() override
+	{
+		return "Hello, world!";
+	}
+};
+
+fruit::Component<Greeter> getGreeterComponent()
+{
+	return fruit::createComponent().bind<Greeter, GreeterImpl>();
+}
+} // namespace
+
+TEST(TestDeps, Fruit)
+{
+	auto injector = fruit::Injector<Greeter>{getGreeterComponent};
+	ASSERT_NE(injector.get<Greeter*>(), nullptr);
+}